Table 1.

Evidence of the AOC of some natural melatonin derivatives.

	Actions	Ref.
AFMK	Hydroxyl radical scavenger. Radiation protector. Inhibitor of lipid peroxidation and OS-induced neuronal damage. Inhibitor of OS induced by Cu(II)-ascorbate mixtures. ROS scavenger. RNS scavenger. Protector against diverse oxidants.	[177,178,179] [180] [177,178,179,181] [113] [182,183,184] [185,186,187,188,189] [183,190,191]
Serotonin	Inhibitor of lipid peroxidation. ROS scavenger. Fe(II) chelator. Inhibitor of •OH production.	[123] [121] [192] [125]
NAS	Neuroprotector. Antioxidant and anti-aging protector. Inhibitor of DNA oxidation induced by H2O2 and Cr(III). Inhibitor of UV-induced cataracts. Inhibitor of Cu-induced lipoproteins oxidation. Inhibitor of lipid peroxidation. Keeper of optimal fluidity of the biological membranes.	[193,194] [195] [196,197,198] [44] [199,200] [201,202,203,204] [205]
6OHM	Inhibitor of quinolinic-acid induced neurotoxicity. Inhibitor of UV-induced OS. Inhibitor of KCN-induced O2•− production. Inhibitor of iron-induced lipid peroxidation. Inhibitor of cyanide-induced OS. Inhibitor of thiobarbituric acid-induced lipid peroxidation.	[206] [183] [207] [208,209] [207] [210]
c3OHM	Scavenger of ABTS•+ (2,2′-azino-bis(3-ethylbenzothiazoline-6-sulfonic acid) radical cation).	[211]
	Peroxyl radicals scavenger.	[212]
	Hydroxyl radical scavenger.	[173,212]
	Inhibitor of OS induced by Cu(II)-ascorbate mixtures.	[113]
5HTP	Anti-inflammatory. Free radical scavenger. Inhibitor of iron-induced lipid peroxidation. Inhibitor of Fe/ascorbate-induced oxidation. Metal chelator. Inhibitor of UV-induced apoptosis in human monocytes.	[114] [115] [116] [117] [120] [119]
5MTA	Hydroxyl radical scavenger. Inhibitor of lipid peroxidation. Hypochlorous acid deactivator. Inhibitor of malondialdehyde formation. Inhibitor of exercise-induced cellular oxidative changes	[212] [213,214] [201] [215] [216]